div,
section {
  box-sizing: border-box;
}
.container {
  background-color: #a8deb8;
  position:relative;
  height: 100vh;
}
.App {
  justify-content: center;
  display: flex;
  align-items: center;
  height: 100vh;
  background-color: #a8deb8;
}
.content {
  font-size: 2rem;
  writing-mode: vertical-rl;
  width: 100%;
  height: 43%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: yellow;
}
.list-block {
  display: flex;
  flex-direction: column;
  width: 100%;
}
.row {
  line-height: 30px;
  padding-left: 2%;
}
.row:nth-child(odd) {
  background-color: rgba(0, 0, 0, 0.1);
}
.footer {
  display: flex;
  justify-content: center;
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  background-color: #a8deb8;
  padding-bottom: 10px;
}
.btn-page {
  width: 57px;
  height: 20px;
  line-height: 20px;
  background: #fc6b01;
  border-radius: 4px;
  font-size: 12px;
  font-family: PingFang SC;
  font-weight: 400;
  color: #ffffff;
  text-align: center;
}
.page-text {
  margin-left: 4px;
  margin-right: 4px;
}
.index{
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 16px;
  color: white;
  text-align: center;
  line-height: 40px;
  background-color: #55bd74;
  font-weight: bold;
}
.length{
  position: absolute;
  bottom: 0;
  right: 0;
  height: 20px;
  border-radius: 5px;
  font-size: 12px;
  color: white;
  text-align: center;
  line-height: 20px;
  background-color: #55bd74;
  padding-left: 5px;
  padding-right: 5px;
}